Cengel ch02
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Transcript of Cengel ch02
CHAPTER
2
Properties of Pure Substances
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-1
FIGURE 2-11T-v diagram for the heating process of water at constant pressure.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-2
FIGURE 2-16T-v diagram of constant-pressurephase-change processes of a puresubstance at various pressures(numerical values are for water).
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-3
FIGURE 2-18T-v diagram of a pure substance.
FIGURE 2-19P-v diagram of a pure substance.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-4
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-5
FIGURE 2-21P-v diagram of a substance thatcontracts on freezing.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-6
FIGURE 2-22P-v diagram of a substance that expands on freezing (such as water).
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-7
FIGURE 2-25P-T diagram of pure substances.
FIGURE 2-26P-v-T surface of a substance that contracts on freezing.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-8
FIGURE 2-27P-v-T surface of a substance that expands on freezing (like water).
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-9
FIGURE 2-30A partial list of Table A–4.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-10
FIGURE 2-40A partial listing of Table A–6.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-11
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
FIGURE 2-49Percentage of errorinvolved in assuming steam to be an ideal gas, and the region where steam can betreated as an ideal gas with less than 1 percent error.
2-12
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-13
FIGURE 2-51Comparison of Z factors for various gases.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
2-14
FIGURE 2-60Percentage of error involved in various equations of state for nitrogen.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
FIGURE 2-68Ideal-gas constant-pressurespecific heats for some gases(see Table A–2c for Cp equations).
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